change endpoint logs to debug level (#13772)
change endpoint logs to debug level (#13772)

These are normal events so there's no reason to fill up the logs with them. Operators can enable debug level to see them.
smawson/istio,geeknoid/istio,smawson/istio,geeknoid/istio,geeknoid/istio,geeknoid/istio,smawson/istio,istio/istio,istio/istio,smawson/istio,geeknoid/istio,istio/istio,smawson/istio,smawson/istio,geeknoid/istio,istio/istio,istio/istio